Bickerton, J M OPHTHALMIC EYE LITHOTRITE FOR REMOVAL OF NON-MAGNETIC INTRA-OCULAR FOREIGN BODIES. [electronic resource] - The British journal of ophthalmology Aug 1940 - 414-5 p. digital Publication Type: Journal Article ISSN: 0007-1161 Standard No.: 10.1136/bjo.24.8.414 doi